- Philip J. Pauly
Loeb, Jacques (07 April 1859–11 February 1924), biologist, was born Isaak Loeb in Mayen, a town in the Prussian Rhineland, the son of Benedict (Baruch) Loeb, a merchant, and Barbara Isay. Loeb’s parents, observant Jews who were intellectually and politically liberal, both died when he was an adolescent, leaving him financially independent but not wealthy. In 1876 Loeb joined relatives of his mother in Berlin, where he completed secondary school, took the name Jacques, and began the study of medicine, first at the universities of Berlin and Munich, and from 1881 to 1885 at the University of Strassburg. His first scientific research, under the tutelage of the Strassburg physiologist Friedrich Goltz, concerned the psychological characteristics of brain-damaged dogs. He continued to explore problems of psychophysiology at the Berlin Agricultural College in 1885–1886 as an assistant to Nathan Zuntz and from 1886 to 1888 at the University of Wurzburg, where he worked under Adolf Fick....